Finding the Fourth Proportional to 169,734.26, 234,390.84 and 109,445.96
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Solution
The fourth proportional to 169,734.26, 234,390.84 and 109,445.96 is: 151,137.02
Step by Step Solution
- Step 1: Write the proportion equation
169,734.26 : 234,390.84 = 109,445.96 : x - Step 2: Convert to fraction form
169,734.26/234,390.84 = 109,445.96/x - Step 3: Cross multiply
169,734.26x = 234,390.84 × 109,445.96 - Step 4: Simplify right side
169,734.26x = 25,653,130,499.01 - Step 5: Solve for x
x = 25,653,130,499.01/169,734.26 - Step 6: Final answer
x = 151,137.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.